package com.wesley.netty.unpackage;

import io.netty.bootstrap.Bootstrap;
import io.netty.channel.ChannelFuture;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelPipeline;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.SocketChannel;
import io.netty.channel.socket.nio.NioSocketChannel;

/**
 * NettyClient
 *
 * @author WangPanYong
 * @since 2021/11/16 11:17
 */
public class NettyClient {

    public static void main(String[] args) {
        NioEventLoopGroup group = new NioEventLoopGroup();

        Bootstrap bootstrap = new Bootstrap();
        bootstrap.group(group)
                 .channel(NioSocketChannel.class)
                 .handler(new ChannelInitializer<SocketChannel>() {
                     @Override
                     protected void initChannel(SocketChannel ch) throws Exception {
                         ChannelPipeline pipeline = ch.pipeline();
                         pipeline.addLast("customEncoder", new CustomMessageEncoder());
                         pipeline.addLast(new UnpkgClientHandler());
                     }
                 });

        System.out.println(" Netty Client start ...");
        try {
            ChannelFuture channelFuture = bootstrap.connect("127.0.0.1", 9000).sync();
            channelFuture.channel().closeFuture().sync();
        } catch (InterruptedException e) {
            e.printStackTrace();
        } finally {
            group.shutdownGracefully();
        }

    }
}
